Underwriters Laboratories (UL) Inc. is an independent, not-for-profit product safety testing and certification organization. Founded in 1894, UL has earned a reputation as a global leader in product safety standards development, testing and certification.
Underwriters Laboratories (UL) Inc. is an independent, not-for-profit product safety testing and certification organization. Founded in 1894, UL has earned a reputation as a global leader in product safety standards development, testing and certification.